Analog Devices ADSP-21261 SHARC Hardware Reference Manual page 432

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SPORT Programming Examples

r0 = dm(i4,m4);

dm(TXSP2A) = r0;

/* Receive data via SPORT3 and save via DAG2 */

r0 = dm(RXSP3A);

pm(i12,m12) = r0;

jump (pc,0);

Listing 9-3. SPORT Transmit Using DMA

/* SPORT DMA Parameter Registers */

#define IISP4A

#define IISP5A

#define IMSP4A

#define IMSP5A

#define CSP4A

#define CSP5A

/* SPORT Control Registers */

#define DIV4

#define DIV5

#define SPCTL4

#define SPCTL5

#define SPMCTL45 0x804

/* SPMCTL Bits */

/* SPCTL Bits */

#define SPEN_A

#define SDEN_A

#define SLEN32

#define SPTRAN

ADSP-2126x SHARC Processor Hardware Reference

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